A 42-Kg Object,initially at Rest,"explodes" into Three Objects of Equal Mass

question 8

Multiple Choice

A 4.2-kg object,initially at rest,"explodes" into three objects of equal mass.Two of these are determined to have velocities of equal magnitudes (5.0 m/s) with directions that differ by 90 $\degree$ .How much kinetic energy was released in the explosion?

• A)70 J
• B)53 J
• C)60 J
• D)64 J
• E)35 J

Recognize the role of elasticity in supply and demand in determining the allocation and pricing of resources.

Understand the concept of pure rent and its relationship to factors of production in fixed supply.

Identify the effects of changes in the value of land use on the supply of land for different purposes.

Appreciate the economic principles underlying the determination of land values and prices in different locations.

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Definitions:

Absorption Costing

A pricing strategy that incorporates every manufacturing expense - such as direct materials, direct labor, along with variable and fixed overhead costs - into the price of a product.

Unit Product Cost

The total cost associated with producing one unit of a product, including direct materials, direct labor, and overhead costs.

Year 2

Typically refers to the second year of a specific timeframe, such as a company's fiscal year or a multi-year study.

Variable Costing

A costing method that includes only variable production costs (direct materials, direct labor, and variable manufacturing overhead) in the cost of a product.